Report Generated 04/02/2018 at 0713

Page Description

1 - Mean Daily Water Temperature, Release Flow Rates and Air Temperatures with Monthly Averages

2 - Redding 10-Day Forecasted Air Temperatures

3 - Sacramento River Mean Daily Water Temperature, Air Temperature and 10-Day Forecasted Air Temperature Plot

- Water Temperature Measuring Station Details

- Temperature Control Point Details

4 - Daily Maximum and 7DADM 

5 - Shasta Lake Isothermobaths Plot

6 - Trinity Lake Isothermobaths Plot

7 - Whiskeytown Lake Isothermobaths Plot

x - TCD Configuration (External Link)

All Data in this Report is Preliminary and Subject to Change

Northern CVP Water Temperature Report

March - 2018
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Feb 3267 19 3500 48.0 51.2 39.3

03/01 49.7 49.0 47.9 49.0 48.8 49.0 48.8 48.5 48.6 48.3 ? 46.2 43.6 - 3198 14 3141 47.0 48.5 48.3 37.2

03/02 49.9 48.8 48.2 48.9 48.6 48.6 48.1 48.2 48.3 48.6 45.4 43.5 - 3019 14 3114 ↓ 41.5 41.3 42.6 33.7

03/03 49.5 48.8 47.8 48.8 48.8 48.9 48.4 48.2 48.3 48.5 46.0 43.7 - 2729 14 3115 43.0 42.1 42.8 34.5

03/04 49.5 48.9 47.8 48.7 48.6 49.0 48.8 48.8 48.8 49.0 46.4 44.2 - 3010 14 3114 45.0 42.5 43.3 37.5

03/05 50.0 49.0 47.7 48.8 48.8 49.2 48.6 48.7 48.9 49.4 46.3 44.3 - 3101 14 3117 46.0 42.8 46.2 40.5

03/06 50.1 49.0 47.6 49.0 49.2 49.8 49.6 49.7 49.8 49.9 46.9 44.4 - 3138 14 3116 51.0 46.9 50.6 42.6

03/07 49.6 48.9 47.8 49.3 49.4 49.8 50.5 50.8 51.1 51.1 47.1 44.9 - 3018 14 3115 54.5 52.0 54.5 45.3

03/08 49.8 48.9 48.2 49.5 49.7 ? 50.5 51.3 51.9 52.1 52.2 48.1 45.7 - 3006 14 3114 56.5 54.6 55.6 45.7

03/09 49.9 48.8 47.7 49.7 49.8 50.5 51.2 51.7 51.9 52.5 47.7 46.0 - 3149 27 3114 55.0 51.2 52.8 47.6

03/10 50.0 48.9 47.6 49.8 50.2 50.9 51.7 52.0 52.2 52.7 47.9 46.3 - 3115 14 3115 57.0 51.8 54.3 48.0

03/11 49.5 48.9 47.3 49.8 50.1 51.0 52.1 52.8 52.9 53.5 47.8 ? 46.4 - 2680 287 3134 55.5 52.8 55.2 48.8

03/12 49.5 48.8 47.6 49.9 50.0 50.6 52.2 53.2 53.6 54.2 47.4 46.3 - 2975 34 3144 55.0 55.1 56.5 47.4

03/13 49.2 ? 48.8 47.6 49.6 49.8 50.7 52.5 53.4 53.8 54.6 48.4 47.0 - 2922 22 3138 53.5 56.8 56.8 49.5

03/14 49.5 ? 48.9 47.0 49.6 49.7 50.1 50.4 50.8 51.2 52.5 47.4 47.6 - 971 411 3245 48.5 47.2 48.7 42.1

03/15 49.5 48.6 47.2 49.3 49.0 49.2 48.8 49.1 49.3 49.7 46.4 46.2 - 2575 552 3163 44.0 43.8 44.8 34.8

03/16 49.3 48.8 47.3 48.9 49.0 49.4 48.1 48.1 48.0 48.6 46.8 47.2 - 2406 423 3095 48.0 45.4 46.2 38.1

03/17 49.4 48.9 47.3 48.8 49.1 49.7 49.1 49.4 49.4 49.4 46.9 47.7 - 2050 259 3094 47.0 45.0 45.3 39.8

03/18 49.3 48.8 47.8 48.7 49.0 49.7 49.9 50.2 50.3 50.4 47.1 47.7 - 3084 32 3094 48.0 47.0 47.0 41.4

03/19 49.3 48.7 47.8 49.2 49.5 50.2 50.7 51.0 51.1 51.5 47.7 47.8 - 2782 14 3094 51.0 48.8 51.5 44.8

03/20 49.4 48.8 47.7 49.6 49.4 49.9 50.9 51.5 51.7 52.0 47.3 47.4 - 3134 47 3043 52.0 49.8 50.9 42.5

03/21 49.5 48.8 47.8 49.4 49.6 50.1 50.5 50.9 51.0 51.6 47.9 48.1 - 2631 22 2944 55.0 53.1 53.8 47.8

03/22 49.1 48.6 47.5 49.5 50.1 50.9 52.4 52.5 52.6 53.2 49.3 48.5 - 2664 357 2944 50.0 55.7 56.5 45.7

03/23 49.2 48.4 48.0 49.2 49.2 49.5 49.5 50.0 50.3 51.6 46.9 47.2 - 2181 368 2995 46.5 48.0 49.1 38.5

03/24 49.4 48.6 48.6 49.0 48.9 49.3 49.0 49.3 49.5 50.1 47.1 47.4 - 2699 24 3043 44.5 47.1 48.5 36.6

03/25 49.4 48.8 48.1 48.9 49.3 50.0 49.7 49.7 49.6 49.9 47.5 47.9 - 1743 639 3046 49.0 47.7 48.2 39.6

03/26 49.9 49.2 48.3 49.1 49.4 50.1 50.3 50.6 50.8 51.2 48.0 48.0 - 2538 375 3090 52.5 50.5 52.5 43.0

03/27 49.8 49.1 48.3 49.4 49.9 50.8 51.7 52.1 52.2 52.4 49.0 48.2 - 1909 623 3049 64.5 61.0 62.1 48.2

03/28 50.5 49.7 49.0 50.0 50.5 51.6 53.6 54.4 54.6 54.9 49.8 48.6 - 3209 14 3044 ↑ 70.5 67.0 68.3 53.3

03/29 50.8 49.5 48.8 50.5 51.0 52.1 54.5 55.6 56.0 56.7 49.7 48.9 - 3308 18 3043 71.0 66.0 67.9 54.1

03/30 50.6 49.8 48.8 50.8 51.3 52.2 54.1 55.2 55.7 57.0 49.6 49.2 - 2346 14 3042 62.5 59.5 62.8 53.9

03/31 50.5 49.5 48.8 50.9 51.5 52.6 54.7 55.7 56.0 57.0 50.0 49.7 - 2474 14 3044 63.5 62.2 63.9 54.8

Mar 2702 152 3087 51.1 52.5 43.8

83764 4702 95703

Legend Notes 166142 9326 189823

? = 1-9 hours of data missing (Average includes estimations) 1 Temperatures are weighted averages based on individual penstock flow and temperature

! = 10 or more hours of data missing (Average not calculated) Highlighted cells in the TCD column indicate a TCD change was made on that day

# = Station out of service 2 Current control point (see page 3 for more details)

↑ = Record high air temperature 3 Column not used this month

↓ = Record low air temperature

 = Monthly Averages

50.7

Total AF

RDB

Total CFS

IGO -----

47.6 46.8

LWS

44.6

51.1

Mean Daily 

Air Temperatures (°F)

50.0 50.1

52.5

RDD

-

51.2

BND

51.3 51.7

48.9 50.1 50.1 50.3 50.1 49.9

49.7 48.9 47.9 49.4 49.6 50.2

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

50.8 50.0 47.4 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2 3
2

↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg

03/01 31 51 41.0 46 53 49.5 31 48 39.5 34 50 42.0 29 52 40.5 29 56 42.5 31 63 47.0 34 60 47.0 47 62 54.5 47 60 53.5 48 65 56.5 42 68 55.0

03/02 38 56 47.0 31 48 39.5 33 50 41.5 32 53 42.5 30 59 44.5 32 62 47.0 35 57 46.0 38 59 48.5 46 67 56.5 46 68 57.0 44 71 57.5 46 69 57.5

03/03 31 52 41.5 37 48 42.5 32 51 41.5 31 60 45.5 32 64 48.0 36 64 50.0 44 59 51.5 44 60 52.0 46 60 53.0 44 62 53.0 45 62 53.5 45 61 53.0

03/04 37 49 43.0 38 52 45.0 31 58 44.5 34 66 50.0 39 63 51.0 44 58 51.0 44 59 51.5 39 62 50.5 42 64 53.0 46 64 55.0 49 60 54.5 45 61 53.0

03/05 37 53 45.0 30 63 46.5 33 68 50.5 38 64 51.0 44 59 51.5 44 61 52.5 42 62 52.0 42 63 52.5 47 58 52.5 44 60 52.0 46 66 56.0 44 70 57.0

03/06 29 63 46.0 34 69 51.5 38 65 51.5 44 61 52.5 42 62 52.0 40 62 51.0 43 60 51.5 42 60 51.0 46 56 51.0 42 59 50.5 40 63 51.5 43 62 52.5

03/07 33 69 51.0 42 67 54.5 44 60 52.0 42 60 51.0 40 66 53.0 42 66 54.0 44 65 54.5 45 58 51.5 39 60 49.5 41 63 52.0 43 66 54.5 43 63 53.0

03/08 41 68 54.5 51 63 57.0 46 64 55.0 44 66 55.0 44 67 55.5 44 67 55.5 46 63 54.5 44 57 50.5 45 58 51.5 42 61 51.5 42 63 52.5 43 67 55.0

03/09 49 64 56.5 45 64 54.5 45 67 56.0 45 67 56.0 49 64 56.5 46 61 53.5 43 57 50.0 40 57 48.5 40 61 50.5 46 65 55.5 41 64 52.5 43 64 53.5

03/10 45 65 55.0 46 69 57.5 42 73 57.5 47 66 56.5 49 61 55.0 39 54 46.5 38 55 46.5 37 58 47.5 41 61 51.0 43 61 52.0 43 65 54.0 43 68 55.5

03/11 45 69 57.0 40 73 56.5 46 67 56.5 49 60 54.5 41 56 48.5 41 53 47.0 38 57 47.5 36 59 47.5 41 66 53.5 44 66 55.0 40 64 52.0 42 66 54.0

03/12 38 73 55.5 41 66 53.5 51 58 54.5 38 54 46.0 37 53 45.0 37 56 46.5 35 61 48.0 37 62 49.5 42 67 54.5 47 64 55.5 45 64 54.5 43 67 55.0

03/13 41 69 55.0 48 60 54.0 40 54 47.0 35 51 43.0 36 53 44.5 34 56 45.0 35 58 46.5 35 61 48.0 42 65 53.5 45 69 57.0 47 71 59.0 46 68 57.0

03/14 46 61 53.5 44 56 50.0 36 50 43.0 36 54 45.0 33 56 44.5 35 57 46.0 35 61 48.0 38 59 48.5 45 66 55.5 49 66 57.5 46 67 56.5 41 71 56.0

03/15 42 55 48.5 41 49 45.0 36 53 44.5 33 56 44.5 34 57 45.5 35 61 48.0 38 60 49.0 41 59 50.0 43 63 53.0 46 67 56.5 45 70 57.5 47 73 60.0

03/16 41 47 44.0 41 52 46.5 34 55 44.5 34 58 46.0 35 61 48.0 37 63 50.0 39 59 49.0 42 59 50.5 41 58 49.5 39 65 52.0 44 70 57.0 45 76 60.5

03/17 39 57 48.0 38 55 46.5 34 58 46.0 35 65 50.0 37 59 48.0 44 58 51.0 43 56 49.5 36 57 46.5 45 59 52.0 40 64 52.0 43 69 56.0 44 73 58.5

03/18 37 57 47.0 38 59 48.5 36 65 50.5 40 58 49.0 44 60 52.0 45 53 49.0 35 55 45.0 35 59 47.0 40 62 51.0 46 70 58.0 48 75 61.5 50 78 64.0

03/19 37 59 48.0 37 65 51.0 40 61 50.5 44 61 52.5 43 56 49.5 36 52 44.0 35 55 45.0 35 59 47.0 41 65 53.0 48 74 61.0 50 76 63.0 47 71 59.0

03/20 36 66 51.0 48 63 55.5 45 61 53.0 47 59 53.0 34 52 43.0 34 54 44.0 33 60 46.5 36 64 50.0 44 70 57.0 52 80 66.0 52 78 65.0 50 77 63.5

03/21 48 56 52.0 49 60 54.5 47 60 53.5 36 53 44.5 36 53 44.5 34 57 45.5 31 64 47.5 36 71 53.5 45 74 59.5 51 79 65.0 51 77 64.0 50 76 63.0

03/22 49 61 55.0 39 62 50.5 35 54 44.5 36 52 44.0 34 57 45.5 32 61 46.5 36 68 52.0 40 73 56.5 48 78 63.0 53 79 66.0 54 77 65.5 51 75 63.0

03/23 39 61 50.0 36 55 45.5 34 52 43.0 34 58 46.0 33 63 48.0 38 69 53.5 43 76 59.5 46 77 61.5 49 77 63.0 51 76 63.5 49 73 61.0 47 71 59.0

03/24 35 58 46.5 34 53 43.5 34 58 46.0 33 64 48.5 38 71 54.5 44 77 60.5 46 82 64.0 47 79 63.0 49 80 64.5 44 73 58.5 43 68 55.5 41 70 55.5

03/25 33 56 44.5 41 56 48.5 33 65 49.0 39 77 58.0 45 80 62.5 46 81 63.5 47 77 62.0 47 77 62.0 50 78 64.0 51 75 63.0 46 74 60.0 47 74 60.5

03/26 40 58 49.0 38 66 52.0 43 78 60.5 49 81 65.0 47 82 64.5 47 77 62.0 47 77 62.0 44 76 60.0 48 74 61.0 52 70 61.0 54 70 62.0 48 73 60.5

03/27 38 67 52.5 51 78 64.5 48 82 65.0 48 84 66.0 48 80 64.0 49 77 63.0 45 76 60.5 44 74 59.0 50 66 58.0 49 72 60.5 50 72 61.0 47 77 62.0

03/28 50 79 64.5 60 83 71.5 48 84 66.0 48 82 65.0 50 78 64.0 50 77 63.5 50 78 64.0 50 75 62.5 52 74 63.0 52 77 64.5 53 72 62.5 47 75 61.0

03/29 59 82 70.5 60 82 71.0 49 81 65.0 52 80 66.0 50 80 65.0 50 80 65.0 50 77 63.5 49 75 62.0 52 79 65.5 52 69 60.5 53 70 61.5 46 72 59.0

03/30 59 83 71.0 46 81 63.5 51 80 65.5 50 80 65.0 50 78 64.0 51 78 64.5 50 70 60.0 50 69 59.5 51 67 59.0 51 69 60.0 50 74 62.0 46 74 60.0

03/31 45 80 62.5 49 80 64.5 49 76 62.5 46 78 62.0 52 76 64.0 49 71 60.0 51 68 59.5 47 72 59.5 51 74 62.5 49 75 62.0 48 77 62.5 46 80 63.0

Web Links Legend

10-Day Min/Max Forecast NR = Forecasted temperatures not recorded

Previous Days Min/Max Actuals 100 = Previous day actual temperatures in red and bolded indicate a record temperature for that date

Redding (RDD) Daily Air Temperatures (°F)

8 Days

D

A

T

E

Forecasted

4 Days 5 Days 6 Days

Actual

Previous Day Current Day 1 Day 2 Days 3 Days 7 Days 9 Days 10 Days
3

Code Body of Water Location1 CDEC Link Point Temp. (°F) Date Range

TCD N/A Shasta Power Plant N/A BSF 56.0 06/01/17 - Current

SHD Sacramento River 0.3 miles downstream of Shasta Power Plant Click Here

SPP N/A Spring Creek Power Plant N/A

KWK Sacramento River 0.8 miles downstream of Keswick Dam Click Here

SAC Sacramento River 4.8 miles downstream of Keswick Dam Click Here

CCR Sacramento River 9.7 miles downstream of Keswick Dam Click Here

BSF Sacramento River 25 miles downstream of Keswick Dam Click Here

JLF Sacramento River 34 miles downstream of Keswick Dam Click Here

BND Sacramento River 41 miles downstream of Keswick Dam Click Here

RDB Sacramento River 58 miles downstream of Keswick Dam Click Here Notes

IGO Clear Creek 7.3 miles downstream of Whiskeytown Dam Click Here

LWS Trinity River 1.1 miles downstream of Lewiston Dam Click Here 1 Distances are approximate

DGC2 Trinity River 19 miles downstream of Lewiston Dam Click Here 2 DGC is only reported in September

NFH3 Trinity River 38 miles downstream of Lewiston Dam Click Here 3 NFH is only reported in October, November and December

Station Details Temperature Control Point

40

45

50

55

60

65

70

75

80

47

48

49

50

51

52

53

54

55

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

Air Temperature (°F)

Water Temperature (°F)

Mean Daily Temperatures

TCD KWK SAC CCR BSF RDD (Air)
4

03/01 49.7 50.2 50.2 50.6 48.8

03/02 49.7 49.5 50.1 50.4 48.1

03/03 49.8 50.2 50.0 50.3 48.4

03/04 49.7 50.2 49.9 50.2 48.8

03/05 50.7 51.5 50.0 50.3 48.6

03/06 51.0 52.1 50.0 50.5 49.6

03/07 50.5 51.2 50.2 50.7 50.5

03/08 50.9 52.0 50.3 51.0 51.3

03/09 51.3 52.2 50.6 51.3 51.2

03/10 52.0 53.2 50.9 51.8 51.7

03/11 52.3 53.4 51.2 52.2 52.1

03/12 51.4 52.1 51.3 52.3 52.2

03/13 50.1 51.1 51.2 52.2 52.5

03/14 50.6 51.2 51.2 52.2 50.4

03/15 49.2 49.9 51.0 51.9 48.8

03/16 50.0 51.0 50.8 51.7 48.1

03/17 50.8 52.0 50.6 51.5 49.1

03/18 50.8 51.8 50.4 51.3 49.9

03/19 51.6 52.7 50.4 51.4 50.7

03/20 50.0 50.7 50.4 51.3 50.9

03/21 49.9 50.5 50.3 51.2 50.5

03/22 51.3 52.2 50.6 51.6 52.4

03/23 49.8 50.4 50.6 51.5 49.5

03/24 50.1 50.7 50.5 51.3 49.0

03/25 51.3 52.6 50.6 51.4 49.7

03/26 51.2 52.7 50.5 51.4 50.3

03/27 51.9 53.6 50.8 51.8 51.7

03/28 52.6 54.4 51.2 52.4 53.6

03/29 52.6 54.4 51.4 52.7 54.5

03/30 52.9 54.3 51.8 53.2 54.1

03/31 53.5 55.0 52.3 53.9 54.7

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

43

50

57

64

71

78

85

49

50

51

52

53

54

55

13579 11 13 15 17 19 21 23 25 27 29 31

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

49

50

51

52

53

54

55

13579 11 13 15 17 19 21 23 25 27 29 31

Water Temperature (°F)

7DADM
5

Latest Profile Date: 03/20/2018

0

300

600

900

1200

1500

1800

2100

2400

2700

3000

3300

3600

3900

4200

4500

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Shasta Lake Isothermobaths - 2018

(Water Temperature, in °F)

Total Daily Storage
6

Latest Profile Date: 03/19/2018

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2200

2400

2600

2800

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Trinity Lake Isothermobaths - 2018

(Water Temperature, in °F)

Total Daily Storage
7

Latest Profile Date: 03/07/2018

0

20

40

60

80

100

120

140

160

180

200

220

240

260

280

300

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Whiskeytown Lake Isothermobaths - 2018

(Water Temperature, in °F)

Total Daily Storage